KNEE ANATOMY AND KINESIOLOGY Flashcards

1
Q

KNEE JOINT

A. ______(mod. hinge)
B. ______( mod.
plane)

  • Superior tibiofibular joint
A

A. TIBIOFEMORAL (mod. hinge)
- largest jt in body

B. PATELLOFEMORAL ( mod.
plane)

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2
Q

RP of knee

A

25° flexion

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3
Q

Close pack position

A

Full extension
ER of tibia

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4
Q

Capsular pattern

A

Flexion > extension

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5
Q

ROM

Flexion
Extension

External rotation of
tibia on femur

Internal rotation of
tibia on femur

A

Flexion - 0-140°
Extension - 0-15°

External rotation of
tibia on femur - 30°-40°

Internal rotation of
tibia on femur - 20°-30°

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6
Q

Distal femur:
- Ant projection at lat condyle
- Intercondylar groove
Pain at med tibia - ______
Pain at patellofem jt: ______

Med fem condyle ; extends more distally
because ______ : ______

A

Pain at med tibia - OA
Pain at patellofem jt: chondromalacia patella

Med fem condyle ; extends more distally
because it bears weight : OA

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7
Q

Prox Tibia:
- Condyles/plateaus: slightly ______
- Tibial Tub: attach ______

A

Prox Tibia:
- Condyles/plateaus: slightly concave
- Tibial Tub: attach patellar ligament

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8
Q

Proximomed surface of tibia :
Pes anserine mm: ______
______
______
______

A

Proximomed surface of tibia :
Pes anserine mm: SGT
Sartorius
Gracilis
SemiTendinosus

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9
Q

Screwhome mech:
- dec work of quads
- Efficient of way of locking
- pure mechanic , not voluntary
- mechanism?
Lock : ______

Unlock: ______via ______mm

FIR TER LOCK : Extension
Femur IR - CKC
Tibia ER- OKC
ex:
- Kicking the ball : OKC , Knee extension : Tibia ER
- Sit from standing: CKC, flexion ; femur ER

A

Screwhome mech:
- dec work of quads
- Efficient of way of locking
- pure mechanic , not voluntary
- 20 deg ER - during last 20 deg of knee extension
Lock : Extend

Unlock: flexion via popliteus mm
FIR TER LOCK : Extension
Femur IR - CKC
Tibia ER- OKC
ex:
- Kicking the ball : OKC , Knee extension : Tibia ER
- Sit from standing: CKC, flexion ; femur ER

18.47

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10
Q

Mobilization:
inc knee flex - ______
inc knee ext - ______

A

Mobilization:
Post glide- inc knee flex
Ant glide- inc knee ext

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11
Q

MENISCUS

1.
2.
3.
4.
5.

Lateral
➢______-shaped
➢More ______

Medial
➢______-shaped
➢MC ______

A
  1. Stability
  2. Absorbs and
    distributes forces
  3. Promotes joint
    lubrication
  4. Protects the joint
    capsule
  5. Dec. friction of Jt.

Lateral
➢O-shaped
➢More mobile

Medial
➢C -shaped
➢MC injured

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12
Q

What happens to meniscus during:

Flex: ______
Ext: ______
IR: Lat men- ______; Med ______
ER: Lat - ______; Med- ______

A

Flex: post both meniscus
Ext: Ant both meniscus
IR: Lat men- post; Med ant
ER: Lat - ant ; Med- post

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13
Q

MENISCUS attachments:

Lateral meniscus
* ______
* ______

Medial meniscus
* ______
* ______
* ______

A

Lateral meniscus
* PCL
* Popliteus

Medial meniscus
* MCL
* ACL
* Semimembranosus

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14
Q

Signs and Symptoms of a Meniscus injury:

  • J ______
  • L ______
  • L
  • ______
  • ______, Springy block
  • Positive special test
  • “______, ______, ______”
    MOI: ______and ______
A
  • Joint line pain
  • Loss of flexion (more than 10°)
  • Loss of extension (more than 5°)
  • Swelling
  • Crepitus, Springy block
  • Positive special test
  • “Locking, catching, buckling”
    MOI: Compression and Excessive Rotation
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15
Q

page 16

33 mins

page 4/10

A
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